src/com/android/settings/DeviceInfoSettings.java

   1 /*
   2  * Copyright (C) 2008 The Android Open Source Project
   3  *
   4  * Licensed under the Apache License, Version 2.0 (the "License");
   5  * you may not use this file except in compliance with the License.
   6  * You may obtain a copy of the License at
   7  *
   8  *      http://www.apache.org/licenses/LICENSE-2.0
   9  *
  10  * Unless required by applicable law or agreed to in writing, software
  11  * distributed under the License is distributed on an "AS IS" BASIS,
  12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  13  * See the License for the specific language governing permissions and
  14  * limitations under the License.
  15  */
  16
  17 package com.android.settings;
  18
  19 import android.app.Activity;
  20 import android.content.Context;
  21 import android.content.Intent;
  22 import android.content.pm.ApplicationInfo;
  23 import android.content.pm.PackageManager;
  24 import android.content.pm.ResolveInfo;
  25 import android.os.Build;
  26 import android.os.Bundle;
  27 import android.os.PersistableBundle;
  28 import android.os.SELinux;
  29 import android.os.SystemClock;
  30 import android.os.SystemProperties;
  31 import android.os.UserHandle;
  32 import android.os.UserManager;
  33 import android.preference.Preference;
  34 import android.preference.PreferenceGroup;
  35 import android.preference.PreferenceScreen;
  36 import android.provider.SearchIndexableResource;
  37 import android.provider.Settings;
  38 import android.telephony.CarrierConfigManager;
  39 import android.text.TextUtils;
  40 import android.text.format.DateFormat;
  41 import android.util.Log;
  42 import android.widget.Toast;
  43
  44 import com.android.internal.logging.MetricsLogger;
  45 import com.android.settings.search.BaseSearchIndexProvider;
  46 import com.android.settings.search.Index;
  47 import com.android.settings.search.Indexable;
  48
  49 import java.io.BufferedReader;
  50 import java.io.FileReader;
  51 import java.io.IOException;
  52 import java.text.ParseException;
  53 import java.text.SimpleDateFormat;
  54 import java.util.ArrayList;
  55 import java.util.Arrays;
  56 import java.util.Date;
  57 import java.util.List;
  58 import java.util.Locale;
  59 import java.util.regex.Matcher;
  60 import java.util.regex.Pattern;
  61
  62 public class DeviceInfoSettings extends SettingsPreferenceFragment implements Indexable {
  63
  64     private static final String LOG_TAG = "DeviceInfoSettings";
  65     private static final String FILENAME_PROC_VERSION = "/proc/version";
  66     private static final String FILENAME_MSV = "/sys/board_properties/soc/msv";
  67
  68     private static final String KEY_MANUAL = "manual";
  69     private static final String KEY_REGULATORY_INFO = "regulatory_info";
  70     private static final String KEY_SYSTEM_UPDATE_SETTINGS = "system_update_settings";
  71     private static final String PROPERTY_URL_SAFETYLEGAL = "ro.url.safetylegal";
  72     private static final String PROPERTY_SELINUX_STATUS = "ro.build.selinux";
  73     private static final String KEY_KERNEL_VERSION = "kernel_version";
  74     private static final String KEY_BUILD_NUMBER = "build_number";
  75     private static final String KEY_DEVICE_MODEL = "device_model";
  76     private static final String KEY_SELINUX_STATUS = "selinux_status";
  77     private static final String KEY_BASEBAND_VERSION = "baseband_version";
  78     private static final String KEY_FIRMWARE_VERSION = "firmware_version";
  79     private static final String KEY_SECURITY_PATCH = "security_patch";
  80     private static final String KEY_UPDATE_SETTING = "additional_system_update_settings";
  81     private static final String KEY_EQUIPMENT_ID = "fcc_equipment_id";
  82     private static final String PROPERTY_EQUIPMENT_ID = "ro.ril.fccid";
  83     private static final String KEY_DEVICE_FEEDBACK = "device_feedback";
  84     private static final String KEY_SAFETY_LEGAL = "safetylegal";
  85
  86     static final int TAPS_TO_BE_A_DEVELOPER = 7;
  87
  88     long[] mHits = new long[3];
  89     int mDevHitCountdown;
  90     Toast mDevHitToast;
  91
  92     @Override
  93     protected int getMetricsCategory() {
  94         return MetricsLogger.DEVICEINFO;
  95     }
  96
  97     @Override
  98     protected int getHelpResource() {
  99         return R.string.help_uri_about;
 100     }
 101
 102     @Override
 103     public void onCreate(Bundle icicle) {
 104         super.onCreate(icicle);
 105
 106         addPreferencesFromResource(R.xml.device_info_settings);
 107
 108         setStringSummary(KEY_FIRMWARE_VERSION, Build.VERSION.RELEASE);
 109         findPreference(KEY_FIRMWARE_VERSION).setEnabled(true);
 110         String patch = Build.VERSION.SECURITY_PATCH;
 111         if (!"".equals(patch)) {
 112             try {
 113                 SimpleDateFormat template = new SimpleDateFormat("yyyy-MM-dd");
 114                 Date patchDate = template.parse(patch);
 115                 String format = DateFormat.getBestDateTimePattern(Locale.getDefault(), "dMMMMyyyy");
 116                 patch = DateFormat.format(format, patchDate).toString();
 117             } catch (ParseException e) {
 118                 // broken parse; fall through and use the raw string
 119             }
 120             setStringSummary(KEY_SECURITY_PATCH, patch);
 121         } else {
 122             getPreferenceScreen().removePreference(findPreference(KEY_SECURITY_PATCH));
 123
 124         }
 125         setValueSummary(KEY_BASEBAND_VERSION, "gsm.version.baseband");
 126         setStringSummary(KEY_DEVICE_MODEL, Build.MODEL + getMsvSuffix());
 127         setValueSummary(KEY_EQUIPMENT_ID, PROPERTY_EQUIPMENT_ID);
 128         setStringSummary(KEY_DEVICE_MODEL, Build.MODEL);
 129         setStringSummary(KEY_BUILD_NUMBER, Build.DISPLAY);
 130         findPreference(KEY_BUILD_NUMBER).setEnabled(true);
 131         findPreference(KEY_KERNEL_VERSION).setSummary(getFormattedKernelVersion());
 132
 133         if (!SELinux.isSELinuxEnabled()) {
 134             String status = getResources().getString(R.string.selinux_status_disabled);
 135             setStringSummary(KEY_SELINUX_STATUS, status);
 136         } else if (!SELinux.isSELinuxEnforced()) {
 137             String status = getResources().getString(R.string.selinux_status_permissive);
 138             setStringSummary(KEY_SELINUX_STATUS, status);
 139         }
 140
 141         // Remove selinux information if property is not present
 142         removePreferenceIfPropertyMissing(getPreferenceScreen(), KEY_SELINUX_STATUS,
 143                 PROPERTY_SELINUX_STATUS);
 144
 145         // Remove Safety information preference if PROPERTY_URL_SAFETYLEGAL is not set
 146         removePreferenceIfPropertyMissing(getPreferenceScreen(), KEY_SAFETY_LEGAL,
 147                 PROPERTY_URL_SAFETYLEGAL);
 148
 149         // Remove Equipment id preference if FCC ID is not set by RIL
 150         removePreferenceIfPropertyMissing(getPreferenceScreen(), KEY_EQUIPMENT_ID,
 151                 PROPERTY_EQUIPMENT_ID);
 152
 153         // Remove Baseband version if wifi-only device
 154         if (Utils.isWifiOnly(getActivity())) {
 155             getPreferenceScreen().removePreference(findPreference(KEY_BASEBAND_VERSION));
 156         }
 157
 158         // Dont show feedback option if there is no reporter.
 159         if (TextUtils.isEmpty(getFeedbackReporterPackage(getActivity()))) {
 160             getPreferenceScreen().removePreference(findPreference(KEY_DEVICE_FEEDBACK));
 161         }
 162
 163         /*
 164          * Settings is a generic app and should not contain any device-specific
 165          * info.
 166          */
 167         final Activity act = getActivity();
 168
 169         // These are contained by the root preference screen
 170         PreferenceGroup parentPreference = getPreferenceScreen();
 171         if (UserHandle.myUserId() == UserHandle.USER_OWNER) {
 172             Utils.updatePreferenceToSpecificActivityOrRemove(act, parentPreference,
 173                     KEY_SYSTEM_UPDATE_SETTINGS,
 174                     Utils.UPDATE_PREFERENCE_FLAG_SET_TITLE_TO_MATCHING_ACTIVITY);
 175         } else {
 176             // Remove for secondary users
 177             removePreference(KEY_SYSTEM_UPDATE_SETTINGS);
 178         }
 179
 180         // Read platform settings for additional system update setting
 181         removePreferenceIfBoolFalse(KEY_UPDATE_SETTING,
 182                 R.bool.config_additional_system_update_setting_enable);
 183
 184         // Remove manual entry if none present.
 185         removePreferenceIfBoolFalse(KEY_MANUAL, R.bool.config_show_manual);
 186
 187         // Remove regulatory information if none present.
 188         final Intent intent = new Intent(Settings.ACTION_SHOW_REGULATORY_INFO);
 189         if (getPackageManager().queryIntentActivities(intent, 0).isEmpty()) {
 190             Preference pref = findPreference(KEY_REGULATORY_INFO);
 191             if (pref != null) {
 192                 getPreferenceScreen().removePreference(pref);
 193             }
 194         }
 195     }
 196
 197     @Override
 198     public void onResume() {
 199         super.onResume();
 200         mDevHitCountdown = getActivity().getSharedPreferences(DevelopmentSettings.PREF_FILE,
 201                 Context.MODE_PRIVATE).getBoolean(DevelopmentSettings.PREF_SHOW,
 202                         android.os.Build.TYPE.equals("eng")) ? -1 : TAPS_TO_BE_A_DEVELOPER;
 203         mDevHitToast = null;
 204     }
 205
 206     @Override
 207     public boolean onPreferenceTreeClick(PreferenceScreen preferenceScreen, Preference preference) {
 208         if (preference.getKey().equals(KEY_FIRMWARE_VERSION)) {
 209             System.arraycopy(mHits, 1, mHits, 0, mHits.length-1);
 210             mHits[mHits.length-1] = SystemClock.uptimeMillis();
 211             if (mHits[0] >= (SystemClock.uptimeMillis()-500)) {
 212                 UserManager um = (UserManager) getActivity().getSystemService(Context.USER_SERVICE);
 213                 if (um.hasUserRestriction(UserManager.DISALLOW_FUN)) {
 214                     Log.d(LOG_TAG, "Sorry, no fun for you!");
 215                     return false;
 216                 }
 217
 218                 Intent intent = new Intent(Intent.ACTION_MAIN);
 219                 intent.setClassName("android",
 220                         com.android.internal.app.PlatLogoActivity.class.getName());
 221                 try {
 222                     startActivity(intent);
 223                 } catch (Exception e) {
 224                     Log.e(LOG_TAG, "Unable to start activity " + intent.toString());
 225                 }
 226             }
 227         } else if (preference.getKey().equals(KEY_BUILD_NUMBER)) {
 228             // Don't enable developer options for secondary users.
 229             if (UserHandle.myUserId() != UserHandle.USER_OWNER) return true;
 230
 231             // Don't enable developer options until device has been provisioned
 232             if (Settings.Global.getInt(getActivity().getContentResolver(),
 233                     Settings.Global.DEVICE_PROVISIONED, 0) == 0) {
 234                 return true;
 235             }
 236
 237             final UserManager um = (UserManager) getSystemService(Context.USER_SERVICE);
 238             if (um.hasUserRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES)) return true;
 239
 240             if (mDevHitCountdown > 0) {
 241                 mDevHitCountdown--;
 242                 if (mDevHitCountdown == 0) {
 243                     getActivity().getSharedPreferences(DevelopmentSettings.PREF_FILE,
 244                             Context.MODE_PRIVATE).edit().putBoolean(
 245                                     DevelopmentSettings.PREF_SHOW, true).apply();
 246                     if (mDevHitToast != null) {
 247                         mDevHitToast.cancel();
 248                     }
 249                     mDevHitToast = Toast.makeText(getActivity(), R.string.show_dev_on,
 250                             Toast.LENGTH_LONG);
 251                     mDevHitToast.show();
 252                     // This is good time to index the Developer Options
 253                     Index.getInstance(
 254                             getActivity().getApplicationContext()).updateFromClassNameResource(
 255                                     DevelopmentSettings.class.getName(), true, true);
 256
 257                 } else if (mDevHitCountdown > 0
 258                         && mDevHitCountdown < (TAPS_TO_BE_A_DEVELOPER-2)) {
 259                     if (mDevHitToast != null) {
 260                         mDevHitToast.cancel();
 261                     }
 262                     mDevHitToast = Toast.makeText(getActivity(), getResources().getQuantityString(
 263                             R.plurals.show_dev_countdown, mDevHitCountdown, mDevHitCountdown),
 264                             Toast.LENGTH_SHORT);
 265                     mDevHitToast.show();
 266                 }
 267             } else if (mDevHitCountdown < 0) {
 268                 if (mDevHitToast != null) {
 269                     mDevHitToast.cancel();
 270                 }
 271                 mDevHitToast = Toast.makeText(getActivity(), R.string.show_dev_already,
 272                         Toast.LENGTH_LONG);
 273                 mDevHitToast.show();
 274             }
 275         } else if (preference.getKey().equals(KEY_DEVICE_FEEDBACK)) {
 276             sendFeedback();
 277         } else if(preference.getKey().equals(KEY_SYSTEM_UPDATE_SETTINGS)) {
 278             CarrierConfigManager configManager =
 279                     (CarrierConfigManager) getSystemService(Context.CARRIER_CONFIG_SERVICE);
 280             PersistableBundle b = configManager.getConfig();
 281             if (b.getBoolean(CarrierConfigManager.KEY_CI_ACTION_ON_SYS_UPDATE_BOOL)) {
 282                 ciActionOnSysUpdate(b);
 283             }
 284         }
 285         return super.onPreferenceTreeClick(preferenceScreen, preference);
 286     }
 287
 288     /**
 289      * Trigger client initiated action (send intent) on system update
 290      */
 291     private void ciActionOnSysUpdate(PersistableBundle b) {
 292         String intentStr = b.getString(CarrierConfigManager.
 293                 KEY_CI_ACTION_ON_SYS_UPDATE_INTENT_STRING);
 294         if (!TextUtils.isEmpty(intentStr)) {
 295             String extra = b.getString(CarrierConfigManager.
 296                     KEY_CI_ACTION_ON_SYS_UPDATE_EXTRA_STRING);
 297             String extraVal = b.getString(CarrierConfigManager.
 298                     KEY_CI_ACTION_ON_SYS_UPDATE_EXTRA_VAL_STRING);
 299
 300             Intent intent = new Intent(intentStr);
 301             if (!TextUtils.isEmpty(extra)) {
 302                 intent.putExtra(extra, extraVal);
 303             }
 304             Log.d(LOG_TAG, "ciActionOnSysUpdate: broadcasting intent " + intentStr +
 305                     " with extra " + extra + ", " + extraVal);
 306             getActivity().getApplicationContext().sendBroadcast(intent);
 307         }
 308     }
 309
 310     private void removePreferenceIfPropertyMissing(PreferenceGroup preferenceGroup,
 311             String preference, String property ) {
 312         if (SystemProperties.get(property).equals("")) {
 313             // Property is missing so remove preference from group
 314             try {
 315                 preferenceGroup.removePreference(findPreference(preference));
 316             } catch (RuntimeException e) {
 317                 Log.d(LOG_TAG, "Property '" + property + "' missing and no '"
 318                         + preference + "' preference");
 319             }
 320         }
 321     }
 322
 323     private void removePreferenceIfBoolFalse(String preference, int resId) {
 324         if (!getResources().getBoolean(resId)) {
 325             Preference pref = findPreference(preference);
 326             if (pref != null) {
 327                 getPreferenceScreen().removePreference(pref);
 328             }
 329         }
 330     }
 331
 332     private void setStringSummary(String preference, String value) {
 333         try {
 334             findPreference(preference).setSummary(value);
 335         } catch (RuntimeException e) {
 336             findPreference(preference).setSummary(
 337                 getResources().getString(R.string.device_info_default));
 338         }
 339     }
 340
 341     private void setValueSummary(String preference, String property) {
 342         try {
 343             findPreference(preference).setSummary(
 344                     SystemProperties.get(property,
 345                             getResources().getString(R.string.device_info_default)));
 346         } catch (RuntimeException e) {
 347             // No recovery
 348         }
 349     }
 350
 351     private void sendFeedback() {
 352         String reporterPackage = getFeedbackReporterPackage(getActivity());
 353         if (TextUtils.isEmpty(reporterPackage)) {
 354             return;
 355         }
 356         Intent intent = new Intent(Intent.ACTION_BUG_REPORT);
 357         intent.setPackage(reporterPackage);
 358         startActivityForResult(intent, 0);
 359     }
 360
 361     /**
 362      * Reads a line from the specified file.
 363      * @param filename the file to read from
 364      * @return the first line, if any.
 365      * @throws IOException if the file couldn't be read
 366      */
 367     private static String readLine(String filename) throws IOException {
 368         BufferedReader reader = new BufferedReader(new FileReader(filename), 256);
 369         try {
 370             return reader.readLine();
 371         } finally {
 372             reader.close();
 373         }
 374     }
 375
 376     public static String getFormattedKernelVersion() {
 377         try {
 378             return formatKernelVersion(readLine(FILENAME_PROC_VERSION));
 379
 380         } catch (IOException e) {
 381             Log.e(LOG_TAG,
 382                 "IO Exception when getting kernel version for Device Info screen",
 383                 e);
 384
 385             return "Unavailable";
 386         }
 387     }
 388
 389     public static String formatKernelVersion(String rawKernelVersion) {
 390         // Example (see tests for more):
 391         // Linux version 3.0.31-g6fb96c9 (android-build@xxx.xxx.xxx.xxx.com) \
 392         //     (gcc version 4.6.x-xxx 20120106 (prerelease) (GCC) ) #1 SMP PREEMPT \
 393         //     Thu Jun 28 11:02:39 PDT 2012
 394
 395         final String PROC_VERSION_REGEX =
 396             "Linux version (\\S+) " + /* group 1: "3.0.31-g6fb96c9" */
 397             "\\((\\S+?)\\) " +        /* group 2: "x@y.com" (kernel builder) */
 398             "(?:\\(gcc.+? \\)) " +    /* ignore: GCC version information */
 399             "(#\\d+) " +              /* group 3: "#1" */
 400             "(?:.*?)?" +              /* ignore: optional SMP, PREEMPT, and any CONFIG_FLAGS */
 401             "((Sun|Mon|Tue|Wed|Thu|Fri|Sat).+)"; /* group 4: "Thu Jun 28 11:02:39 PDT 2012" */
 402
 403         Matcher m = Pattern.compile(PROC_VERSION_REGEX).matcher(rawKernelVersion);
 404         if (!m.matches()) {
 405             Log.e(LOG_TAG, "Regex did not match on /proc/version: " + rawKernelVersion);
 406             return "Unavailable";
 407         } else if (m.groupCount() < 4) {
 408             Log.e(LOG_TAG, "Regex match on /proc/version only returned " + m.groupCount()
 409                     + " groups");
 410             return "Unavailable";
 411         }
 412         return m.group(1) + "\n" +                 // 3.0.31-g6fb96c9
 413             m.group(2) + " " + m.group(3) + "\n" + // x@y.com #1
 414             m.group(4);                            // Thu Jun 28 11:02:39 PDT 2012
 415     }
 416
 417     /**
 418      * Returns " (ENGINEERING)" if the msv file has a zero value, else returns "".
 419      * @return a string to append to the model number description.
 420      */
 421     private String getMsvSuffix() {
 422         // Production devices should have a non-zero value. If we can't read it, assume it's a
 423         // production device so that we don't accidentally show that it's an ENGINEERING device.
 424         try {
 425             String msv = readLine(FILENAME_MSV);
 426             // Parse as a hex number. If it evaluates to a zero, then it's an engineering build.
 427             if (Long.parseLong(msv, 16) == 0) {
 428                 return " (ENGINEERING)";
 429             }
 430         } catch (IOException ioe) {
 431             // Fail quietly, as the file may not exist on some devices.
 432         } catch (NumberFormatException nfe) {
 433             // Fail quietly, returning empty string should be sufficient
 434         }
 435         return "";
 436     }
 437
 438     private static String getFeedbackReporterPackage(Context context) {
 439         final String feedbackReporter =
 440                 context.getResources().getString(R.string.oem_preferred_feedback_reporter);
 441         if (TextUtils.isEmpty(feedbackReporter)) {
 442             // Reporter not configured. Return.
 443             return feedbackReporter;
 444         }
 445         // Additional checks to ensure the reporter is on system image, and reporter is
 446         // configured to listen to the intent. Otherwise, dont show the "send feedback" option.
 447         final Intent intent = new Intent(Intent.ACTION_BUG_REPORT);
 448
 449         PackageManager pm = context.getPackageManager();
 450         List<ResolveInfo> resolvedPackages =
 451                 pm.queryIntentActivities(intent, PackageManager.GET_RESOLVED_FILTER);
 452         for (ResolveInfo info : resolvedPackages) {
 453             if (info.activityInfo != null) {
 454                 if (!TextUtils.isEmpty(info.activityInfo.packageName)) {
 455                     try {
 456                         ApplicationInfo ai = pm.getApplicationInfo(info.activityInfo.packageName, 0);
 457                         if ((ai.flags & ApplicationInfo.FLAG_SYSTEM) != 0) {
 458                             // Package is on the system image
 459                             if (TextUtils.equals(
 460                                         info.activityInfo.packageName, feedbackReporter)) {
 461                                 return feedbackReporter;
 462                             }
 463                         }
 464                     } catch (PackageManager.NameNotFoundException e) {
 465                          // No need to do anything here.
 466                     }
 467                 }
 468             }
 469         }
 470         return null;
 471     }
 472
 473     /**
 474      * For Search.
 475      */
 476     public static final SearchIndexProvider SEARCH_INDEX_DATA_PROVIDER =
 477         new BaseSearchIndexProvider() {
 478
 479             @Override
 480             public List<SearchIndexableResource> getXmlResourcesToIndex(
 481                     Context context, boolean enabled) {
 482                 final SearchIndexableResource sir = new SearchIndexableResource(context);
 483                 sir.xmlResId = R.xml.device_info_settings;
 484                 return Arrays.asList(sir);
 485             }
 486
 487             @Override
 488             public List<String> getNonIndexableKeys(Context context) {
 489                 final List<String> keys = new ArrayList<String>();
 490                 if (isPropertyMissing(PROPERTY_SELINUX_STATUS)) {
 491                     keys.add(KEY_SELINUX_STATUS);
 492                 }
 493                 if (isPropertyMissing(PROPERTY_URL_SAFETYLEGAL)) {
 494                     keys.add(KEY_SAFETY_LEGAL);
 495                 }
 496                 if (isPropertyMissing(PROPERTY_EQUIPMENT_ID)) {
 497                     keys.add(KEY_EQUIPMENT_ID);
 498                 }
 499                 // Remove Baseband version if wifi-only device
 500                 if (Utils.isWifiOnly(context)) {
 501                     keys.add((KEY_BASEBAND_VERSION));
 502                 }
 503                 // Dont show feedback option if there is no reporter.
 504                 if (TextUtils.isEmpty(getFeedbackReporterPackage(context))) {
 505                     keys.add(KEY_DEVICE_FEEDBACK);
 506                 }
 507                 if (UserHandle.myUserId() != UserHandle.USER_OWNER) {
 508                     keys.add(KEY_SYSTEM_UPDATE_SETTINGS);
 509                 }
 510                 if (!context.getResources().getBoolean(
 511                         R.bool.config_additional_system_update_setting_enable)) {
 512                     keys.add(KEY_UPDATE_SETTING);
 513                 }
 514                 return keys;
 515             }
 516
 517             private boolean isPropertyMissing(String property) {
 518                 return SystemProperties.get(property).equals("");
 519             }
 520         };
 521
 522 }
 523